How to use buildBenchmark method in Best

Best JavaScript code snippet using best

best-build.spec.ts

Source:best-build.spec.ts

...34describe('buildBenchmark', () => {35    test('generating index.js and index.html', async () => {36        const benchmarkOutput = tempDir();37        const hash = GLOBAL_CONFIG.gitInfo.lastCommit.hash;38        await buildBenchmark(39            path.resolve(__dirname, 'fixtures', 'single-file', 'single-file.js'),40            {41                benchmarkOutput,42                projectName,43                rootDir44            },45            GLOBAL_CONFIG,46            MOCK_MESSAGER,47        );48        expect(fs.statSync(`${benchmarkOutput}/${projectName}/single-file_${hash}/artifacts`).isDirectory()).toBe(true);49        expect(fs.statSync(`${benchmarkOutput}/${projectName}/single-file_${hash}/artifacts/single-file.html`).isFile()).toBe(true);50        expect(fs.statSync(`${benchmarkOutput}/${projectName}/single-file_${hash}/artifacts/single-file.js`).isFile()).toBe(true);51    });52    test('build output', async () => {53        const hash = GLOBAL_CONFIG.gitInfo.lastCommit.hash;54        const { benchmarkName, benchmarkEntry, benchmarkFolder, benchmarkSignature } = await buildBenchmark(55            path.resolve(__dirname, 'fixtures', 'single-file', 'single-file.js'),56            {57                benchmarkOutput: tempDir(),58                projectName,59                rootDir60            },61            GLOBAL_CONFIG,62            MOCK_MESSAGER,63        );64        expect(benchmarkName).toBe('single-file');65        expect(benchmarkFolder.endsWith(`single-file_${hash}`)).toBe(true);66        expect(fs.existsSync(benchmarkFolder)).toBe(true);67        expect(benchmarkEntry.endsWith(`single-file_${hash}/artifacts/single-file.html`)).toBe(true);68        expect(fs.existsSync(benchmarkEntry)).toBe(true);69        expect(typeof benchmarkSignature).toBe('string');70    });71    test('calling messager before and after the build', async () => {72        const messager = {73            onBenchmarkBuildStart: jest.fn(),74            onBenchmarkBuildEnd: jest.fn(),75            log: jest.fn76        };77        await buildBenchmark(78            path.resolve(__dirname, 'fixtures', 'single-file', 'single-file.js'),79            {80                benchmarkOutput: tempDir(),81                projectName,82                rootDir83            },84            GLOBAL_CONFIG,85            messager,86        );87        expect(messager.onBenchmarkBuildStart).toHaveBeenCalled();88        expect(messager.onBenchmarkBuildEnd).toHaveBeenCalled();89    });90    test('plugin receives options when required', async () => {91        expect.hasAssertions();92        const PLUGIN_OPTIONS = {93            foo: 'bar',94        };95        jest.doMock(96            'build-plugin-opts',97            () => {98                return options => {99                    expect(options).toBe(PLUGIN_OPTIONS);100                    return {};101                };102            },103            {104                virtual: true,105            },106        );107        await buildBenchmark(108            path.resolve(__dirname, 'fixtures', 'single-file', 'single-file.js'),109            {110                benchmarkOutput: tempDir(),111                projectName,112                plugins: [['build-plugin-opts', PLUGIN_OPTIONS]],113                rootDir114            },115            GLOBAL_CONFIG,116            MOCK_MESSAGER,117        );118    });119    test('plugin hooks into rollup lifecycle hooks', async () => {120        const entry = path.resolve(__dirname, 'fixtures', 'single-file', 'single-file.js');121        const loaded = [];122        const transformed = [];123        jest.doMock(124            'build-plugin-hooks',125            () => {126                return () => {127                    return {128                        load(id) {129                            if (id.endsWith('single-file.js')) {130                                loaded.push(id);131                                return '/* empty */';132                            }133                        },134                        transform(src, id) {135                            transformed.push(id);136                            return src;137                        }138                    };139                };140            },141            {142                virtual: true,143            },144        );145        await buildBenchmark(146            path.resolve(__dirname, 'fixtures', 'single-file', 'single-file.js'),147            {148                benchmarkOutput: tempDir(),149                projectName,150                plugins: ['build-plugin-hooks'],151                rootDir152            },153            GLOBAL_CONFIG,154            MOCK_MESSAGER,155        );156        expect(loaded.some(file => file === entry)).toBe(true);157        expect(transformed.some(file => file === entry)).toBe(true);158    });159    test(`throw if bare module specifiers can't be resolved`, async () => {160        await expect(() => buildBenchmark(161            path.resolve(__dirname, 'fixtures', 'error-missing-external', 'error-missing-external.js'),162            {163                benchmarkOutput: tempDir(),164                projectName,165                rootDir166            },167            GLOBAL_CONFIG,168            MOCK_MESSAGER,169        )).rejects.toHaveProperty(170            'message',171            expect.stringMatching(/'x\/missing' is imported by .*, but could not be resolved â treating it as an external dependency/)172        )173    });174});

bench.js

Source:bench.js

...5 * @param {number} order Order6 * @param {number} size Tree size7 * @param {boolean=} skipAsserted Skips assertions if set to true8 */9function buildBenchmark(order, size, skipAsserted) {10    var Tree, tree;11    var max = size* 2;12    return {13        "init": function(test) {14            Tree = btree.create(order);15            tree = new Tree();16            test.done();17        },18        "put": {19            20            "asserted": skipAsserted ? null : {21                22                "notExisting": function(test) {23                    for (var i=0; i<max; i+=2) {...

index.ts

Source:index.ts

...16fs.writeFileSync(17  path.join(__dirname, 'input.txt'),18  Array.from({ length: 5000 }, () => str(Math.ceil(Math.random() * 5000))).join('\n'),19);20function buildBenchmark(createStream: Function) {21  return function run(cb: Function) {22    const input = fs.createReadStream(path.join(__dirname, 'input.txt'), {23      highWaterMark: hwm,24    });25    const stream = createStream();26    let lines = 0;27    stream.on('data', () => { lines += 1; });28    stream.on('end', () => {29      assert.equal(lines, 5000);30      cb();31    });32    if (stream instanceof fs.WriteStream) input.on('end', cb);33    input.pipe(stream);34  };35}36function bench(steps: Steps, count: number): Promise<void> {37  console.log(['name', 'time', 'stdev'].join('\t'));38  const times = new Map();39  return Object.keys(steps).reduce((p, step: string) => {40    const results: Array<number> = [];41    times.set(step, results);42    for (let i = 0; i < count; i += 1) {43      p = p.then(() => new Promise((resolve, reject) => {44        const start = process.hrtime();45        try {46          steps[step]((err?: Error) => {47            if (err) return reject(err);48            const [sec, ns] = process.hrtime(start);49            results.push(Math.ceil(sec * 1000 + ns / 1e6));50            process.nextTick(resolve);51          });52        } catch (e) {53          reject(e);54        }55      }));56    }57    return p.then(() => {58      const avg = results.reduce((a, b) => a + b, 0) / count;59      const stdev = results.map((r) => r - avg).reduce((a, b) => a + b * b, 0) / (count - 1);60      console.log([step, avg.toFixed(2), Math.sqrt(stdev).toFixed(2)].join('\t'));61      // allow the GC to do its thing62      return new Promise((resolve) => setTimeout(resolve, 1000));63    }, (err: Error) => {64      console.log(step, 'failed with', err);65    });66  }, Promise.resolve());67}68bench({69  '/dev/null': buildBenchmark(() => fs.createWriteStream('/dev/null')),70  split2: buildBenchmark(() => split2()),71  split: buildBenchmark(() => split()),72  'binary-split': buildBenchmark(() => binarySplit()),73  splitly: buildBenchmark(() => Splitly.createStream()),74  byline: buildBenchmark(() => byline.createStream()),...

Using AI Code Generation

1var best = require('best');2var bm = best.buildBenchmark('test4');3bm.start();4bm.stop();5bm.printReport();6var best = require('best');7var bm = best.buildBenchmark('test5');8bm.start();9bm.stop();10bm.printReport();11var best = require('best');12var bm = best.buildBenchmark('test6');13bm.start();14bm.stop();15bm.printReport();16var best = require('best');17var bm = best.buildBenchmark('test7');18bm.start();19bm.stop();20bm.printReport();21var best = require('best');22var bm = best.buildBenchmark('test8');23bm.start();24bm.stop();25bm.printReport();26var best = require('best');27var bm = best.buildBenchmark('test9');28bm.start();29bm.stop();30bm.printReport();31var best = require('best');32var bm = best.buildBenchmark('test10');33bm.start();34bm.stop();35bm.printReport();36var best = require('best');37var bm = best.buildBenchmark('test11');38bm.start();39bm.stop();40bm.printReport();41var best = require('best');42var bm = best.buildBenchmark('test12');43bm.start();44bm.stop();45bm.printReport();46var best = require('best');47var bm = best.buildBenchmark('test13');48bm.start();49bm.stop();50bm.printReport();

Using AI Code Generation

1var Best = require('./best.js');2var test = Best.buildBenchmark("test", 10, function() {3    return Best.buildBenchmark("test2", 10, function() {4        return Best.buildBenchmark("test3", 10, function() {5            return Best.buildBenchmark("test4", 10, function() {6                return Best.buildBenchmark("test5", 10, function() {7                    return Best.buildBenchmark("test6", 10, function() {8                        return Best.buildBenchmark("test7", 10, function() {9                            return Best.buildBenchmark("test8", 10, function() {10                                return Best.buildBenchmark("test9", 10, function() {11                                    return Best.buildBenchmark("test10", 10, function() {12                                        return Best.buildBenchmark("test11", 10, function() {13                                            return Best.buildBenchmark("test12", 10, function() {14                                                return Best.buildBenchmark("test13", 10, function() {15                                                    return Best.buildBenchmark("test14", 10, function() {16                                                        return Best.buildBenchmark("test15", 10, function() {17                                                            return Best.buildBenchmark("test16", 10, function() {18                                                                return Best.buildBenchmark("test17", 10, function() {19                                                                    return Best.buildBenchmark("test18", 10, function() {20                                                                        return Best.buildBenchmark("test19", 10, function() {21                                                                            return Best.buildBenchmark("test20", 10, function() {22                                                                                return Best.buildBenchmark("test21", 10, function() {23                                                                                    return Best.buildBenchmark("test22", 10, function() {24                                                                                        return Best.buildBenchmark("test23", 10, function() {25                                                                                            return Best.buildBenchmark("test24", 10, function() {26                                                                                                return Best.buildBenchmark("test25", 10, function() {27                                                                                                    return Best.buildBenchmark("test26", 10, function() {28                                                                                                        return Best.buildBenchmark("test27", 10, function() {29                                                                                                            return Best.buildBenchmark("test28", 10, function() {30                                                                                                                return Best.buildBenchmark("test29", 10, function() {31                                                                                                                    return Best.buildBenchmark("test30", 10, function() {32                                                                                                                        return Best.buildBenchmark("test31", 10, function() {33                                                                                                                            return Best.buildBenchmark("test32", 10, function() {

Using AI Code Generation

1var best = require('best');2var suite = new best.Suite({3    setup: function() {4        this.foo = 'bar';5    },6    teardown: function() {7        this.foo = null;8    }9});10suite.add({11    fn: function() {12        return this.foo;13    }14});15suite.add({16    fn: function() {17        return this.foo;18    }19});20suite.run();21var best = require('best');22var suite = new best.Suite({23    setup: function() {24        this.foo = 'bar';25    },26    teardown: function() {27        this.foo = null;28    }29});30suite.add({31    fn: function() {32        return this.foo;33    }34});35suite.add({36    fn: function() {37        return this.foo;38    }39});40suite.run();41var best = require('best');42var suite = new best.Suite({43    setup: function() {44        this.foo = 'bar';45    },46    teardown: function() {47        this.foo = null;48    }49});50suite.add({51    fn: function() {52        return this.foo;53    }54});55suite.add({56    fn: function() {57        return this.foo;58    }59});60suite.run();61var best = require('best');62var suite = new best.Suite({63    setup: function() {64        this.foo = 'bar';65    },66    teardown: function() {67        this.foo = null;68    }69});70suite.add({71    fn: function() {72        return this.foo;73    }74});75suite.add({

Using AI Code Generation

1var best = require('best');2var benchmark = best.buildBenchmark('test4', 'this is a test');3benchmark.start();4benchmark.stop();5benchmark.save();6var best = require('best');7var benchmark = best.buildBenchmark('test5', 'this is a test');8benchmark.start();9benchmark.stop();10benchmark.save();11var best = require('best');12var benchmark = best.buildBenchmark('test6', 'this is a test');13benchmark.start();14benchmark.stop();15benchmark.save();16var best = require('best');17var benchmark = best.buildBenchmark('test7', 'this is a test');18benchmark.start();19benchmark.stop();20benchmark.save();21var best = require('best');22var benchmark = best.buildBenchmark('test8', 'this is a test');23benchmark.start();24benchmark.stop();25benchmark.save();26var best = require('best');27var benchmark = best.buildBenchmark('test9', 'this is a test');28benchmark.start();29benchmark.stop();30benchmark.save();31var best = require('best');32var benchmark = best.buildBenchmark('test10', 'this is a test');33benchmark.start();34benchmark.stop();35benchmark.save();36var best = require('best');37var benchmark = best.buildBenchmark('test11', 'this is a test');38benchmark.start();39benchmark.stop();40benchmark.save();41var best = require('best');42var benchmark = best.buildBenchmark('test12', 'this is a test');43benchmark.start();44benchmark.stop();45benchmark.save();46var best = require('best');

Using AI Code Generation

1var Best = require('best');2var best = new Best();3var test4 = best.buildBenchmark('test4', function() {4}, 1000);5test4.run();6var Best = require('best');7var best = new Best();8var test5 = best.buildBenchmark('test5', function() {9}, 1000);10test5.run();11var Best = require('best');12var best = new Best();13var test6 = best.buildBenchmark('test6', function() {14}, 1000);15test6.run();16var Best = require('best');17var best = new Best();18var test7 = best.buildBenchmark('test7', function() {19}, 1000);20test7.run();21var Best = require('best');22var best = new Best();23var test8 = best.buildBenchmark('test8', function() {24}, 1000);25test8.run();26var Best = require('best');27var best = new Best();28var test9 = best.buildBenchmark('test9', function() {29}, 1000);30test9.run();31var Best = require('best');32var best = new Best();33var test10 = best.buildBenchmark('test10', function() {34}, 1000);35test10.run();36var Best = require('best');37var best = new Best();38var test11 = best.buildBenchmark('test11', function() {39}, 1000);

Using AI Code Generation

1var BestPractice = require('./BestPractice');2var bestPractice = new BestPractice();3var benchmark = bestPractice.buildBenchmark('test3.json');4console.log(benchmark);5var BestPractice = require('./BestPractice');6var bestPractice = new BestPractice();7var benchmark = bestPractice.buildBenchmark('{"name": "test3", "version": "1.0.0", "description": "test3", "author": "test3", "homepage": "test3", "repository": "test3", "keywords": ["test3"]}');8console.log(benchmark);9var BestPractice = require('./BestPractice');10var bestPractice = new BestPractice();11var benchmark = bestPractice.buildBenchmark({name: 'test3', version: '1.0.0', description: 'test3', author: 'test3', homepage: 'test3', repository: 'test3', keywords: ['test3']});12console.log(benchmark);13var BestPractice = require('./BestPractice');14var bestPractice = new BestPractice();15var benchmark = bestPractice.buildBenchmark({name: 'test3', description: 'test3', author: 'test3', homepage: 'test3', repository: 'test3', keywords: ['test3']});16console.log(benchmark);

Using AI Code Generation

1const Benchmark = require('./Best');2Benchmark.buildBenchmark(functionToTest);3function functionToTest(){4}5const Benchmark = require('./Best');6Benchmark.buildBenchmark(functionToTest, 100000);7function functionToTest(){8}9const Benchmark = require('./Best');10Benchmark.buildBenchmark(functionToTest, 100000, 10);11function functionToTest(){12}

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